1.Super MINI Sound box 2.Connect any music player wtih USB ... trip with sound BORING-FREE,ENJOY YOUR TRIP WITH SOUND!SUPER MINI SOUND BOX,SOUND SPEAKER1.High-efficiency and long-time ... line,LINE line, bicycle tieback, sling,sack, earphone,charger(optional)TECH SPECIFICATION1.Loundspeaker output:THD+N=0.15%@1.5W SNR ... WHEN YOU AT HOME ,ROAD,SPORT,ON-THE-GO DESIGN ! Super Elegance MINI Sound Box